Dahlia Dahlegria White (Pot Size 3L) sold by Boma Garden Centre

One of the finest dark-leaved single dahlias, Dahlegria White pairs crisp white flowers with a glowing yellow eye against dramatic chocolate-black foliage. The open blooms are irresistible to bees, and the variety holds the RHS Award of Garden Merit.Grow it in full sun in fertile, humus-rich soil that stays moist but drains freely. Pinch out the growing tips early for a bushier plant and stake the stems as they lengthen.Flowering from June until the autumn frosts, it lights up a border, works beautifully in a large container and makes an elegant cut flower with good resistance to mildew.